The Security Checklist - The Practical Security Checklist for Web Developers
LibreOffice - Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.
SafeBase - SafeBase is the interactive security portal to share your security posture, automate access to sensitive compliance information, and subscribe to vendor security program updates.
Microsoft 365 - Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online
WordPress Security Scanner - Check if your WordPress site has known vulnerabilities
ONLYOFFICE - ONLYOFFICE is a complete office and productivity suite.